APA (7th ed.) Citation

(1999). Pen & ink: Book 6. Black Book Pub.

Chicago Style (17th ed.) Citation

Pen & Ink: Book 6. Quezon City: Black Book Pub, 1999.

MLA (9th ed.) Citation

Pen & Ink: Book 6. Black Book Pub, 1999.

Warning: These citations may not always be 100% accurate.